Analysis

  • max time kernel
    141s
  • max time network
    145s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    04/04/2021, 06:48

General

  • Target
    PO987633ORDER443REQUEST.exe
  • Size 1.7MB
  • Sample210404-sb7t7dktss
  • SHA256 3163ffc06848f6c48ac460ab844470ef85a07b847bf187c2c9cb26c14032a1a5
  • MD5 SHA1 SHA512

Malware Config

Signatures

  • BitRAT

    BitRAT is a remote access tool written in C++ and uses leaked source code from other families.

  • BitRAT Payload 1 IoCs
  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PO987633ORDER443REQUEST.exe
    "C:\Users\Admin\AppData\Local\Temp\PO987633ORDER443REQUEST.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1152
    • C:\Users\Admin\AppData\Local\Temp\PO987633ORDER443REQUEST.exe
      C:\Users\Admin\AppData\Local\Temp\PO987633ORDER443REQUEST.exe
      2⤵
        PID:3480
      • C:\Users\Admin\AppData\Local\Temp\PO987633ORDER443REQUEST.exe
        C:\Users\Admin\AppData\Local\Temp\PO987633ORDER443REQUEST.exe
        2⤵
          PID:3652
        • C:\Users\Admin\AppData\Local\Temp\PO987633ORDER443REQUEST.exe
          C:\Users\Admin\AppData\Local\Temp\PO987633ORDER443REQUEST.exe
          2⤵
          • Suspicious use of NtSetInformationThreadHideFromDebugger
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:812

      Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

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            Downloads

            memory/812-7-0x0000000000400000-0x00000000007E3000-memory.dmp

            memory/812-9-0x0000000000400000-0x00000000007E3000-memory.dmp

            memory/1152-2-0x0000000073450000-0x0000000073B3E000-memory.dmp

            memory/1152-3-0x0000000000910000-0x0000000000911000-memory.dmp

            memory/1152-5-0x0000000005480000-0x00000000054C2000-memory.dmp

            memory/1152-6-0x0000000005470000-0x0000000005471000-memory.dmp